Words Starting with EF and Containing O

Browse 24 verified English words starting with EF and containing O, including Effort, Effortless, Efficacious, Effortful, Effusion, Effrontery and Effector. Validated against official game lexicons for Scrabble, Wordle, crosswords, and daily writing, explore definitions and letter counts below.

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Starts with EFF22 words
effort
effortlessly
effortless
efficacious
effortful
effusion
effrontery
effector
effortlessness
efflorescence
efficaciously
effortfully
effectuation
efficaciousness
effluxion
effloresce
effortfulness
efflorescent
effectuator
efforce
effiguration
effusiometer
Starts with EFT2 words
eftsoons
eftsoon

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Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.